Answer: because of friction it will stop rolling completly
Explanation:
The answer is C. An occluded front.
If the liquid is denser than the coin, then the coin will eventually
come to rest floating, with part of it above the surface of the liquid.
That's exactly the situation if you drop the coin into mercury.
Density of copper . . . 8.96 gm/cm³
iron . . . 7.87
zinc . . . 7.13
silver . . 10.5
nickel . . .8.91
lead . . . 11.4
Density of mercury . . . 13.53 gm/cm³ !
Answer:
Positive hydrogen ions from HCl and negative hydroxide ions from NaOH combine to form water
Explanation:
A hiker walks 200 m west and then walks 100 m north, the
resulting magnitude is 223 m. The direction can be solve using trigo function
sin angle = opposite/ hypotenuse. Which is equal to 26.6 degree. So the
displacement and direction is 223 m 26.6 degree North of west.
